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Finding the Fourth Proportional to 16,755.70, 25,095.25 and 7,996.76

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Solution

The fourth proportional to 16,755.70, 25,095.25 and 7,996.76 is: 11,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.70 : 25,095.25 = 7,996.76 : x
  2. Step 2: Convert to fraction form
    16,755.70/25,095.25 = 7,996.76/x
  3. Step 3: Cross multiply
    16,755.70x = 25,095.25 × 7,996.76
  4. Step 4: Simplify right side
    16,755.70x = 200,680,691.39
  5. Step 5: Solve for x
    x = 200,680,691.39/16,755.70
  6. Step 6: Final answer
    x = 11,976.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.